Alright, let's work through 6624 times 6465 step by step
6624 × 6465 = 6465 × (6624)
+ 6465 × 4 resulting in 25860
+ 6465 × 20 producing 129300
+ 6465 × 600 that equals 3879000
+ 6465 × 6000 giving us 38790000

= 42824160
